doubt.dev - dns.ninja
doubt.dev
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3030::ac43:a027🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3032::6815:ebb🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.14.187Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.160.39🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | jake.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::adf5:3b7a🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | jake.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c17a🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | jake.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:217a🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | jake.ns.cloudflare.com | ||||||
| A | 108.162.193.122🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | jake.ns.cloudflare.com | ||||||
| A | 172.64.33.122🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | jake.ns.cloudflare.com | ||||||
| A | 173.245.59.122🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | jake.ns.cloudflare.com | ||||||
| NS | olga.ns.cloudflare.com | ||||||
| A | 2606:4700:50::adf5:3a89🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | olga.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c089🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | olga.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2089🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | olga.ns.cloudflare.com | ||||||
| A | 108.162.192.137🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | olga.ns.cloudflare.com | ||||||
| A | 172.64.32.137🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | olga.ns.cloudflare.com | ||||||
| A | 173.245.58.137🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | olga.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.14.187, 172.67.160.39 | ||||||
| IPv6 hints | 2606:4700:3030::ac43:a027, 2606:4700:3032::6815:ebb | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=189, name=cloudflare-ech.com | ||||||
| SOA | jake.ns.cloudflare.comdns@cloudflare.com serial=2410445832 | ||||||
dev
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns-tld1.charlestonroadregistry.com ⭐ | ||||||
| NS | ns-tld2.charlestonroadregistry.com | ||||||
| NS | ns-tld3.charlestonroadregistry.com | ||||||
| NS | ns-tld4.charlestonroadregistry.com | ||||||
| NS | ns-tld5.charlestonroadregistry.com | ||||||
| SOA | ns-tld1.charlestonroadregistry.comcloud-dns-hostmaster@google.com serial=1 | ||||||
Same first word
doubt.today |
doubt.fun |
doubt.eu |
doubt.com |
doubt.it |
doubt.dev |
doubt.ch |
doubt.ru |
doubt.uk.com |
doubt.blog |
doubt.net |
doubt.nl |
doubt.website |
doubt.com.br |
doubt.dk |
doubt.biz |
doubt.life |
doubt.de |
doubt.co |
Similar names
Previous names
Next names
DNS History
6 records (6 active, 0 former)
●NSjake.ns.cloudflare.com2026-08-17 → 2026-08-26 · 2 obs
● 2026-08-26 10:24:02
●NSolga.ns.cloudflare.com2026-08-17 → 2026-08-26 · 2 obs
● 2026-08-26 10:24:02
●A104.21.14.1872026-08-17 → 2026-08-26 · 2 obs
● 2026-08-26 10:24:02
●A172.67.160.392026-08-17 → 2026-08-26 · 2 obs
● 2026-08-26 10:24:02
●A2606:4700:3030::ac43:a0272026-08-17 → 2026-08-26 · 2 obs
● 2026-08-26 10:24:02
●A2606:4700:3032::6815:ebb2026-08-17 → 2026-08-26 · 2 obs
● 2026-08-26 10:24:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| dev | ns-tld4.charlestonroadregistry.com, ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com... | - |
| doubt.dev | jake.ns.cloudflare.com, olga.ns.cloudflare.com | - |
✅ Authoritative Response
Server:108.162.193.122
NS records: jake.ns.cloudflare.com, olga.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for doubt.dev (unsigned zone)
⏱️ Timing
Total: 288ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.14.187, 172.67.160.39 |
| AAAA | 2 | 2606:4700:3032::6815:ebb, 2606:4700:3030::ac43:a027 |
| NS | 2 | jake.ns.cloudflare.com, olga.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | jake.ns.cloudflare.com dns.cloudflare.co |
Analysis
IP Addresses
doubt.dev has four IP addresses: 104.21.14.187, 172.67.160.39, 2606:4700:3030::ac43:a027 and 2606:4700:3032::6815:ebb.
strokesummit.neurologyconference.com, mail.metaplast.co.za, guofasdy.com plus two other host names have IP numbers in common with doubt.dev.
Name Servers
DNS delegation for doubt.dev points to two name servers: jake.ns.cloudflare.com and olga.ns.cloudflare.com.
The name server configuration of doubt.dev is shared with other domains, for instance huol.com, mathieuquesnel.com, growbooffers.com and two others.
doubt.dev partially shares its NS delegation with several other domains, including uk-peptides.com, zenforic.com, clickgrowatlas.com and two others.
These name servers often co-occur with the name servers sue.ns.cloudflare.com.
Hosts with 6 IP addresses each:
jake.ns.cloudflare.com has IP addresses 108.162.193.122, 172.64.33.122 and 173.245.59.122, plus 3 other.
olga.ns.cloudflare.com has IP addresses 108.162.192.137, 172.64.32.137 and 173.245.58.137, plus 3 other.